Dental oven



FIG. 1 is a left side elevation of a dental oven showing our new design with the dental box in the lowered position;

FIG. 2 is a right side elevation thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side perspective view thereof;

FIG. 6 is a left side perspective thereof with the dental box in the raised position; and,

FIG. 7 is a right side perspective view thereof. 

The ornamental design for a dental oven, as shown and described. 